Home / 61,587.10-92,372.68-19,471.42

Finding the Fourth Proportional to 61,587.10, 92,372.68 and 19,471.42

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Solution

The fourth proportional to 61,587.10, 92,372.68 and 19,471.42 is: 29,204.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,587.10 : 92,372.68 = 19,471.42 : x
  2. Step 2: Convert to fraction form
    61,587.10/92,372.68 = 19,471.42/x
  3. Step 3: Cross multiply
    61,587.10x = 92,372.68 × 19,471.42
  4. Step 4: Simplify right side
    61,587.10x = 1,798,627,248.81
  5. Step 5: Solve for x
    x = 1,798,627,248.81/61,587.10
  6. Step 6: Final answer
    x = 29,204.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.